WPC extrusion tshuab: khoom siv, txheej txheem, kev taw qhia mis

Nrog rau lub teb chaws txoj kev nqis peev ntau ntxiv rau kev lag luam tiv thaiv ib puag ncig, thaj chaw tsim kho vaj tse, thiab kev tiv thaiv ib puag ncig, cov khoom siv tshiab tau txais tos thiab tau txais los ntawm kev ua lag luam. Tsab xov xwm no hais txog cov khoom siv tam sim no hauv tsev PP PE ntoo-yas khoom tsim khoom, cov txheej txheem, thiab cov qauv ua kom yooj yim rau koj siv.

I.Extrusion

Tam sim no, kev tsim cov ntoo-yas ua tiav feem ntau yog muab faib ua ib kauj ruam thiab ob kauj ruam.
Wpc profile extrusion kabYog PP / PE rov qab mus rau cov resin, fiber (ntoo fiber, xyoob fiber, mov bran, thiab lwm yam); cov ntaub ntawv inorganic (calcium hmoov, talc); cov additives (lubricants, dispersants, compatibilizers, coupling agents, xim hmoov, weathering agents, mildew agents, thiab lwm yam) hauv lub tshuab sib tov siab xav tau qhov kub thiab txias rau hauv lub tshuab sib tov txias kom txias txog 40-50 degrees los ntawm lub tiaj tiaj ob chav granulator granulation thiab tom qab ntawd ntxiv rau cov khoom conical ob chav extruder extrusion, qhov no yog ob kauj ruam ntau lawm. Cov khoom sib xyaw ncaj qha ntxiv rau lub khob hliav qab extruder yam tsis muaj pelletizing ib kauj ruam ntau lawm.

II.Qhov kev xaiv ntawm cov khoom siv, pwm

1. Tov khoom
Cov khoom siv sib tov ib txwm muaj kev sib tov kub thiab txias. Kev sib tov kub yog kev sib tov cov resin, fiber, cov khoom inorganic, thiab cov khoom ntxiv rau hauv lub lauj kaub sib tov kub los ntawm kev txav ceev ceev kom nce qhov kub ntawm cov khoom ntxiv uas yaj thiab tawg rau hauv cov resin thiab cov khoom inorganic fiber, qhov sib tov sib npaug ntawm cov khoom tsim thiab cov khoom zoo ruaj khov dua. Kev sib tov khoom zoo lossis phem nrog nws cov hniav tsim thiab qib hnav hniav. Qhov loj ntawm lub lauj kaub sib tov kub hauv tsev feem ntau siv 200L/300L/500L/800L. Lub lauj kaub sib tov txias yog kev sib tov kub ntawm cov khoom hauv lub lauj kaub sib tov txias los ntawm kev ua haujlwm qeeb qeeb ntawm lub cev muaj zog thiab kev ncig dej kom tshem tawm cov cua sov kom txo qhov kub ntawm cov khoom. Cov khoom siv sib tov los ntawm kev sib tov txias mus rau qhov kub uas peb teeb tsa rau kev tsim khoom thiab xim ruaj khov, tshem tawm cov pa dej thiab txo qhov lwj ntawm cov khoom. Qhov loj ntawm lub lauj kaub sib tov txias hauv Suav teb yog 300L/600L/1000L/2000L.
Tam sim no, ntau tus neeg siv khoom raws li qhov xwm txheej tiag tiag ntawm cov khoom siv, yog tias cov dej noo tsis tshaj 5%, siv cov khoom sib tov ib txwm los sib tov cov khoom siv raw, thiab tom qab ntawd ncaj qha mus rau hauv lub tshuab granulator, siv cov pa tawm ntawm lub tshuab granulator kom tshem tawm cov dej noo ntau dhau; yog tias cov dej noo siab dua 5%, siv cov khoom sib tov kub sib tov, thiab tom qab ntawd ncaj qha mus rau hauv lub tshuab granulator, siv cov khoom sib tov ua ntej kom ua pelletizing ntxiv, kuj yog ib txoj hauv kev txuag hluav taws xob.
2. Kev xaiv cov khoom siv granulation. Siv rau PP / PE ntoo shaping granules muaj cone ob chav thiab tiaj tus ob chav ob hom, cone ob chav PP / PE ntoo yas granules tsis zoo heev vim tias cov fiber nyuaj rau disperse yooj yim rau agglomerate, yog li cuam tshuam rau kev siv cov khoom xws li: cov khoom uas muaj dej nqus siab, yooj yim rau mildew thiab lwm yam. Flat ob chav yuav tsis tshwm sim qhov tshwm sim ntawm fiber agglomeration, cov ntoo pellets hauv tsev PP / PE feem ntau siv tiaj tus ob chav granulation. Jwell DAYUN Plastic Recycling Auxiliary Equipment Manufacturing Co., Ltd. tsim cov tshuab pelletizing, pelletizing ncaj qha tom qab crushing, cov khoom siv rau hauv extruder, txuag lub sijhawm thiab lub zog.
3. Kev xaiv ntawm extruder: cov extruder hauv tsev, txawm tias ib kauj ruam lossis ob kauj ruam, feem ntau siv lub khob hliav qab ob npaug los extrude cov khoom. Vim tias PP / PE ntoo-yas fiber ntau ntawm cov khoom siv (ntsia hlau, thoob) hnav thiab tsim kua muag yog qhov loj heev, ua ke nrog fiber, additives, PP / PE rov qab mus rau cov khoom tom qab kub siab yuav tsim cov kua qaub dawb kuj tseem yuav tsim qee qib ntawm xeb ntawm cov ntsia hlau, thoob, yog li qhov zoo ntawm cov ntsia hlau thoob yog qhov tseem ceeb heev. Tam sim no, cov chaw tsim khoom ntawm ob chav alloy ntsia hlau thoob, siv cov qauv segmented, lub qhov sab hauv ntawm tag nrho cov hlau sintering thev naus laus zis, tuaj yeem ntev lub neej kev pabcuam ntawm cov ntsia hlau thoob.
4. Cov pwm nrog cov khoom siv tib yam, cov hlau zoo yuav tsum tsis txhob hnav zoo, lub neej ntev, kev tsim pwm zoo lossis phem rau qhov zoo ntawm cov khoom, molding, cov khoom compactness, thiab kev tsim khoom ceev. Tshwj xeeb tshaj yog cov khoom tuab thiab khov kho ntawm cov pwm xav tau ntau dua.

III. Kev xaiv cov khoom siv raw

1. PP / PE rov qab mus rau qhov kev xaiv ntawm cov khoom siv, rov qab mus rau qhov kev xaiv zoo tshaj plaws ntawm cov ntiv tes yaj tsis siab dhau rov qab mus rau qhov zoo tshaj plaws hauv 1.0 lossis tsawg dua. Cov xim tsis tsaus dhau, qhov loj me me yog sib xws, cov khoom me me tsis muaj qhov lossis tsawg dua qhov. Nws yog qhov zoo tshaj plaws los siv qib rov qab rau cov khoom siv, qee qhov rov qab rau cov khoom siv tau siv ntau zaus, yuav txo cov khoom siv kho tshuab.
2. Kev xaiv fiber ntau hauv 50-80 mesh lossis li ntawd, thiab tshauv, cov dej noo qis dua li cov fibers zoo tshaj plaws (tshauv, dej noo tsawg dua 5%) xim sib xws thiab sib xws.
3. Kev xaiv cov khoom ntxiv. Yuav kom ua tau zoo ntawm PP / PE ntoo-yas additives, kev xaiv cov khoom ntxiv yog qhov tseem ceeb heev, nws muaj feem cuam tshuam nrog kev ruaj khov ntawm kev tsim khoom, kev ceev, qhov zoo ntawm cov khoom (khoom molding, cov khoom siv kho tshuab, cov khoom siv kho tshuab, kev nqus dej, cov khoom siv hauv kev siv cov txheej txheem seb puas muaj cov khoom ntxiv los nag, thiab lwm yam) thiab lub neej ntawm cov khoom.

IV. Kev xaiv cov txheej txheem

Kev tsim khoom hauv tsev ntawm PP / PE ntoo-yas yog qhov yooj yim ob kauj ruam ntawm kev tsim khoom, qhov zoo yog kev tsim khoom ruaj khov thiab cov khoom zoo.
1. Cov txheej txheem tsim khoom ntawm cov ntaub ntawv raw:
Cov ntoo fiber yog cov khoom siv uas nqus tau dej ntau dua, feem ntau cov dej muaj li ntawm 15% lossis ntau dua, cov khoom siv inorganic kuj ncav cuag li 5% lossis ntau dua, thiab cov dej siab thiab qis yog cuam tshuam rau kev ruaj khov ntawm kev tsim cov yas, tshwj xeeb tshaj yog kev tsim cov ntoo-yas thiab qhov zoo ntawm cov khoom ntawm cov yeeb ncuab ntuj, xws li cuam tshuam rau qhov ua npuas ntau, cov khoom ntawm tus nqi nqus dej, cov khoom ntawm kev hloov pauv ntawm cov khoom, cov khoom ntawm kev tiv thaiv huab cua thiab lwm yam khoom siv lub cev.
Yog li ntawd, nws zoo dua los tswj cov dej noo hauv 1%. Tswj cov dej noo tsim nyog ntawm cov fiber thiab cov khoom sau - ntxiv rau lub tshuab sib tov siab - sib tov rau 100 degrees - ntxiv cov khoom sib txuas tsim nyog - sib tov rau 110-115 degrees - tua lub cev muaj zog tsis txav qhib lub hau sib tov rau 2-3 feeb - ntxiv PVC, cov khoom ruaj khov - sib tov rau 80 degrees - nrog cov roj nplua nyeem thiab lwm yam khoom ntxiv - 100 degrees ntxiv rau cov khoom pab ua tiav, cov khoom ua npuas dej - 120-125 unloading hmoov - hmoov unloading tom qab lub cev muaj zog nres thiab tom qab ntawd qhib lub hau rau 2-3 feeb ua ntej sib tov cov khoom siv tom ntej (nws yog qhov zoo tshaj plaws los sib tov tsib txhais tes ntawm cov khoom siv los ntxuav lub tshuab sib tov ib zaug) - hmoov hauv lub tank sib tov kom ua rau nws mus txog 40 degrees tuaj yeem pelletized lossis ntxiv rau cov khoom sib tw (lub tank sib tov yuav tsum muaj lub voj voog ntawm dej txias). Thaum sib tov, yuav tsum tau ua tib zoo saib xyuas qhov kub thiab lub sijhawm xws li, feem ntau, sib tov ib txhais tes ntawm cov khoom hauv lub lauj kaub txias li 20-25 feeb, thiab hauv lub lauj kaub kub li 12-15 feeb (qhov kub teeb tsa li 125 degrees), yog tias muaj qhov sib txawv ntawm 3 feeb lossis ntev dua, tej zaum yuav muaj teeb meem ntawm cov kab ntsuas kub lossis tsis pub tswj qhov kub, lossis lub tshuab sib tov siv rab riam bullhorn hnyav. Qhov no yuav cuam tshuam rau qhov ruaj khov ntawm lub npuas multiplier, xim. Feem ntau, yuav tsum tau them sai sai rau qhov kub thiab txias tswj qhov tseeb, seb lub kiv cua puas khiav li qub, qhov loj ntawm tam sim no, qhov loj ntawm cov khoom me me, qhov chaw, qhov ntev, seb cov khoom nplaum, seb cov khoom ruaj khov, tsis tuaj yeem tawg cov khoom.

2. Cov txheej txheem extrusion: qhov tseem ceeb tshaj plaws rau cov hauv qab no
a. Qhov kub ntawm txhua ntu ntawm extruder, qhov tseem ceeb yog qhov seem compression, seem ntsuas, pwm. Qhov tseeb ntawm kev tswj qhov kub, xws li kev tswj qhov kub tsis raug tso cai cuam tshuam rau tus nqi ua npuas ncauj thiab xim. Foaming feem ntau yog qhov chaw kub ntawm seem compression thiab seem ntsuas, molding feem ntau yog qhov kub ntawm pwm.
b. qhov kev ua haujlwm ib txwm ntawm tus kiv cua ntawm txhua ntu.
c. qhov loj thiab ruaj khov ntawm tus tswv tsev tam sim no. Yog tias tus tswv tsev tam sim no hloov pauv loj, nws txhais tau tias tus neeg sawv cev swb. Cov khoom siv ua tiav. Cov khoom siv fiber thiab PVC ntawm cov khoom sib kis tsis sib xws heev.
d. tus tswv tsev yuav tsum tswj tib qhov ceev, vim tias qhov ceev ntawm qhov ceev yuav cuam tshuam rau tus nqi ua npuas ncauj thiab xim.
e. Qhov kub ntawm lub tshuab ziab khaub ncaws feem ntau yog teem rau ntawm 60-80 degrees nruab nrab, thiab feem ntau khaws cia rau hauv lub thoob ntim ntawm kwv yees li 80%, uas yog qhov zoo rau kev tsim khoom thiab xim ruaj khov los txhim kho qhov zoo ntawm cov khoom.
f. xim sib txawv, tshuab sib txawv, lub sijhawm ntev npaum li cas cov pellets khaws cia rau hauv kev tsim khoom ntawm qhov chaw kub sib txawv. Thiab ntoo-yas foaming los ntawm ib puag ncig sab nraud thiab lwm yam xws li foaming multiplier muaj kev cuam tshuam ntau dua yog li tus neeg teb xov tooj yuav tsum paub txog qhov tsos ntawm cov khoom sib txawv tsis zoo thaum qhov kev hloov kho kom haum rau kev lag luam.